diff --git a/composer/0.json b/composer/0.json
new file mode 100644
index 00000000..4978642f
--- /dev/null
+++ b/composer/0.json
@@ -0,0 +1,18 @@
+{
+  "uuid": "53226565-0815-4f6a-9396-13939ef5d995",
+  "filetype": 6,
+  "no": 0,
+
+  "name": {
+    "realname": "",
+    "nickname": "Blue Archive"
+  },
+  "intro": "",
+  "contact": {
+    "platform": -1,
+    "value": "",
+    "short_desc": ""
+  },
+
+  "image": ""
+}
\ No newline at end of file
diff --git a/composer/1.json b/composer/1.json
new file mode 100644
index 00000000..36c2740a
--- /dev/null
+++ b/composer/1.json
@@ -0,0 +1,18 @@
+{
+  "uuid": "c7bae7b2-2c52-4786-95c0-b8cff84415e2",
+  "filetype": 6,
+  "no": 1,
+
+  "name": {
+    "realname": "",
+    "nickname": "Mitsukiyo"
+  },
+  "intro": "",
+  "contact": {
+    "platform": 1,
+    "value": "https://twitter.com/mitsukiyo_5",
+    "short_desc": ""
+  },
+
+  "image": ""
+}
\ No newline at end of file
diff --git a/composer/2.json b/composer/2.json
new file mode 100644
index 00000000..f7b3481f
--- /dev/null
+++ b/composer/2.json
@@ -0,0 +1,18 @@
+{
+  "uuid": "1095c152-19a5-4a15-b8bf-ad08e861629b",
+  "filetype": 6,
+  "no": 2,
+
+  "name": {
+    "realname": "",
+    "nickname": "KARUT"
+  },
+  "intro": "",
+  "contact": {
+    "platform": 1,
+    "value": "https://twitter.com/triplebullets",
+    "short_desc": ""
+  },
+
+  "image": ""
+}
\ No newline at end of file
diff --git a/composer/3.json b/composer/3.json
new file mode 100644
index 00000000..0c28aac0
--- /dev/null
+++ b/composer/3.json
@@ -0,0 +1,18 @@
+{
+  "uuid": "70f190ea-ea16-497f-b35d-f5e63c8b0b7f",
+  "filetype": 6,
+  "no": 3,
+
+  "name": {
+    "realname": "",
+    "nickname": "Nor"
+  },
+  "intro": "",
+  "contact": {
+    "platform": 1,
+    "value": "https://twitter.com/NOR0910",
+    "short_desc": ""
+  },
+
+  "image": ""
+}
\ No newline at end of file
diff --git a/composer/4.json b/composer/4.json
new file mode 100644
index 00000000..0cb6ef05
--- /dev/null
+++ b/composer/4.json
@@ -0,0 +1,18 @@
+{
+  "uuid": "88269c2f-c8f7-4a6c-80e6-5f332bc47d35",
+  "filetype": 6,
+  "no": 4,
+
+  "name": {
+    "realname": "",
+    "nickname": "Aiobahn"
+  },
+  "intro": "",
+  "contact": {
+    "platform": 1,
+    "value": "https://twitter.com/Aiobahn",
+    "short_desc": ""
+  },
+
+  "image": ""
+}
\ No newline at end of file
diff --git a/composer/_all.json b/composer/_all.json
new file mode 100644
index 00000000..0dc4ed73
--- /dev/null
+++ b/composer/_all.json
@@ -0,0 +1,11 @@
+{
+  "uuid": "d8d841c6-60b2-4610-b850-a813be5d83ab",
+  "filetype": -14,
+  "name": "[COMPOSER_ALL_NAME]",
+  "namespace": "composer",
+  "desc": "[COMPOSER_ALL_DES]",
+
+  "include": [
+    "[AUTO]"
+  ]
+}
\ No newline at end of file
diff --git a/constant/composer.json b/constant/composer.json
deleted file mode 100644
index 5ff77814..00000000
--- a/constant/composer.json
+++ /dev/null
@@ -1,64 +0,0 @@
-{
-  "filetype": 0,
-  "file_id": "composer",
-  "0": {
-    "realname": "Unknown",
-    "nickname": "Unknown",
-    "contact": {
-      "platform": -1,
-      "url": {
-        "platform": -1,
-        "value": "",
-        "short_desc": ""
-      }
-    }
-  },
-  "1": {
-    "realname": "",
-    "nickname": "Mitsukiyo",
-    "contact": {
-      "platform": 1,
-      "url": {
-        "platform": 1,
-        "value": "https://twitter.com/mitsukiyo_5",
-        "short_desc": ""
-      } 
-    }
-  },
-  "2": {
-    "realname": "",
-    "nickname": "KARUT",
-    "contact": {
-      "platform": 1,
-      "url": {
-        "platform": 1,
-        "value": "https://twitter.com/triplebullets",
-        "short_desc": ""
-      }
-    }
-  },
-  "3": {
-    "realname": "",
-    "nickname": "Nor",
-    "contact": {
-      "platform": 1,
-      "url": {
-        "platform": 1,
-        "value": "https://twitter.com/NOR0910",
-        "short_desc": ""
-      }
-    }
-  },
-  "4": {
-    "realname": "",
-    "nickname": "Aiobahn",
-    "contact": {
-      "platform": 1,
-      "url": {
-        "platform": 1,
-        "value": "https://twitter.com/Aiobahn",
-        "short_desc": ""
-      }
-    }
-  }
-}
\ No newline at end of file
diff --git a/i18n/en/data.json b/i18n/en/data.json
index 196713b4..be00776f 100644
--- a/i18n/en/data.json
+++ b/i18n/en/data.json
@@ -43,5 +43,8 @@
   "[CHAR_NPC_NAME]": "All NPCs",
   "[CHAR_NPC_DESC]": "This page lists all the NPCs (non-playable characters) of Blue Archive.",
   "[CHAR_STU_NAME]": "All students",
-  "[CHAR_STU_DESC]": "This page lists all the students of Blue Archive. The related information is auto generated based on <a href=\"https://schale.gg/\">Schale DB</a> and therefore there might be some data lag (i.e. no data for newly-released characters), advanced data (i.e. characters can not be found in international server due to the half year gap), or even data errors. You're advised to proceed with caution."
+  "[CHAR_STU_DESC]": "This page lists all the students of Blue Archive. The related information is auto generated based on <a href=\"https://schale.gg/\">Schale DB</a> and therefore there might be some data lag (i.e. no data for newly-released characters), advanced data (i.e. characters can not be found in international server due to the half year gap), or even data errors. You're advised to proceed with caution.",
+
+  "[COMPOSER_ALL_NAME]": "All composers",
+  "[COMPOSER_ALL_DESC]": "This page lists all the composers for Blue Archive's music."
 }
\ No newline at end of file
diff --git a/i18n/zh_cn/data.json b/i18n/zh_cn/data.json
index 97ba17f5..344b521a 100644
--- a/i18n/zh_cn/data.json
+++ b/i18n/zh_cn/data.json
@@ -45,5 +45,8 @@
   "[CHAR_NPC_NAME]": "全部NPC",
   "[CHAR_NPC_DESC]": "本页列出所有蔚蓝档案的NPC（不可游玩角色）。",
   "[CHAR_STU_NAME]": "全部学生",
-  "[CHAR_STU_DESC]": "本页列出所有蔚蓝档案的学生。学生的相关信息基于<a href=\"https://schale.gg/\">Schale DB</a>的数据自动生成，因而可能会出现数据滞后（如刚出的新角色没有数据）、超前（国际服晚半年），以至于是不准确的情况，敬请注意。"
+  "[CHAR_STU_DESC]": "本页列出所有蔚蓝档案的学生。学生的相关信息基于<a href=\"https://schale.gg/\">Schale DB</a>的数据自动生成，因而可能会出现数据滞后（如刚出的新角色没有数据）、超前（国际服晚半年），以至于是不准确的情况，敬请注意。",
+
+  "[COMPOSER_ALL_NAME]": "全部作曲人",
+  "[COMPOSER_ALL_DESC]": "本页列出所有为蔚蓝档案制作过歌曲的作曲人。"
 }
\ No newline at end of file